/Engine/Source/Runtime/Datasmith/DirectLink/Public/DirectLinkSceneGraphNode.h
Data shared by all element of a given scene. The scene is uniquely identified by this element. Within this scene, all elements ids are unique. To ensure this property, this shared state is responsible for the id attribution. Id 0 is considered invalid (see InvalidId).
class FSceneGraphSharedState
FSceneGraphId
LastElementId
FSceneIdentifie...
SceneId